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US 10,255,238 In force
OverviewFamilyAssignmentsSources & methods

Term ends May 11, 2033 · High confidence

Filed Jan 31, 2011 as application 12/929,539 · Granted Apr 9, 2019
Base term plus 831 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2011 2033
Clock starts
Jan 31, 2011
Term ends
May 11, 2033
Granted
Apr 9, 2019
base term patent term adjustment fee events Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
831
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
2 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
56
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

This patent's term runs 831 days past its 20-year base term on prosecution delay. 2 of 3 maintenance fees are paid so far. Confidence: High. from the record

How we calculated this date

One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Jan 31, 2011, when this application, 12/929,539, was filedJan 31, 2031High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+831 days, USPTO patent term adjustment recordMay 11, 2033High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderMay 11, 2033High confidence

This family

US 8,181,238In force
Mar 2030
Mar 2030
US 8,136,122In force
Dec 2030
Dec 2030
US 8,140,454In force
Jan 2031
Jan 2031
US 10,467,576In force
Nov 2031
Nov 2031
US 8,171,492In force
Nov 2030
Nov 2030
US 8,301,687In force
Mar 2031
Mar 2031
US 8,453,163In force
Dec 2031
Dec 2031
US 9,002,801In force
Dec 2031
Dec 2031
8 of 56 applications in this family shown, earliest filings first. The applications whose file history this site holds. The family may have others.

Assignments

Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
RecordedAssignorAssigneeConveyance
Apr 21, 2011
Reel 26164, frame 263
Cammert, Michael; Heinz, Christoph; Kraemer, Juergen; Riemenschneider, TobiasSoftware AGAssignment of Assignor's Interest
Dec 20, 2012
Reel 29530, frame 98
Cammert, Michael; Heinz, Christoph; Kraemer, Juergen; Riemenschneider, TobiasSoftware AGCorrective Assignment to Correct the Street Address of the Assignee Previously Recorded on Reel 026164 Frame 0263. Assignor(S) Hereby Confirms the Assignment.
Dec 17, 2024
Reel 69715, frame 415
Mosel Bidco AGSoftware GmbHChange of Name
Dec 17, 2024
Reel 70095, frame 634
Software AGMosel Bidco AGMerger

Sources

Google Patents · The patent document at USPTO · Assignment records at USPTO

USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup

Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.

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